Even the smallest of air leaks can decrease a building's energy efficiency. Safetyline Jalousie louvre windows has air infiltration – tested to 0.12 L / Sqm / S making it air leak proof window. Performance of louvre blades tested for debris type B for cyclonic regions. Passed at 45 metres per second and exceeded standard and pass at 60 metres per second with 5 x 8mm stainless steel balls.
